The value from the last data set that is read is the one that is written to the new data set. The variables are combined exactly as they are read from each data set. In the following example, the data ...

If you Google the term data dictionary, you will get 100 or more results of definitions that generally mean the same thing. A "data dictionary" is data about data. It is what defines the items in ...

Save guides, add subjects and pick up where you left off with your BBC account. Data dictionary is like a database about a database. Data dictionaries are used by system designers to plan ...

A database about data and databases. A data dictionary holds the name, type, range of values, source and authorization for access for each data element in the organization's files and databases ...

In the following example, all data sets that are listed in the MERGE statement contain the variable Mileage. In QUARTER1, the length of the variable Mileage is four bytes; in QUARTER2, it is eight ...